code: def get_index_C(elem_offset, stride):
      i = elem_offset // stride
      j = elem_offset % stride
      stride_b = stride // 8
      bi = i // 8
      bj = j // 8
      return (bi // 2) * 2 * stride_b + bi % 2 + bj * 2
  
imports: from typing import Dict, Optional, Tuple, Literal
  from tvm._ffi import register_func
  from tvm.runtime import convert
  from tvm.script import tir
  from tvm.tir.function import PrimFunc
  from tvm.tir import Cast, IntImm, TensorIntrin
label_desc: Use image node_id 19 for calling a global function with example usage: get_index_C(elem_offset, stride) and returns: unknown